have built their, following river restoration work by.The dam appeared at the Holnicote Estate near Minehead and rangers, who described the beavers as ““, and said it has created an “instant wetland”.The semi-aquatic rodents were the first to be released into the wild by the trust in its 125-year history to slow the flow of water through the landscape and improve river quality. But why do beavers build dams? And are they imporant for the ecosystem? Here’s what you need to know.Beavers are excellent engineers. They are known for their skills in building dams and...…have built their, following river restoration work by.The dam appeared at the Holnicote Estate near Minehead and rangers, who described the beavers as ““, and said it has created an “instant wetland”.The semi-aquatic rodents were the first to be released into the wild by the trust in its 125-year history to slow the flow of water through the landscape and improve river quality. But why do beavers build dams? And are they imporant for the ecosystem? Here’s what you need to know.Beavers are excellent engineers. They are known for their skills in building dams and...WW…